Notch shape dependence of fatigue crack extension in equiatomic CrMnFeCoNi high-entropy alloy

•Fatigue tests on high-entropy alloy with three different micro-stress concentration sources.•Fatigue crack behavior, fractographic analysis, a fatigue crack shape analysis and strain analysis.•FIB-notch with a length of 100 µm and depth of 50 µm could not influence.•Plastic deformation-mode fatigue...

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Veröffentlicht in:	International journal of fatigue 2021-12, Vol.153, p.106481, Article 106481
Hauptverfasser:	Suzuki, Kai, Hamada, Shigeru, Koyama, Motomichi, Tsuzaki, Kaneaki, Noguchi, Hiroshi
Format:	Artikel
Sprache:	eng
Schlagworte:	Crack Crack propagation Damage accumulation Fatigue Fatigue crack extension mode Fatigue failure Fatigue tests Fracture surfaces High entropy alloys High-entropy alloy Materials fatigue Metal fatigue Notch Plastic deformation Railroad accidents & safety Railroad transportation Strain analysis Strain concentration Stress concentration
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